package org.example.handler;

import org.example.rvo.ResultVO;
import org.example.util.JSONUtil;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

@Component
public class CustomLoginFailureHandler implements AuthenticationFailureHandler {

    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException, ServletException {
                response.setCharacterEncoding("utf-8");
                response.setContentType("application/json;charset=utf-8");
        PrintWriter out = null;
        out = response.getWriter();

        out.write(JSONUtil.obj2str(ResultVO.failure("500","登录失败，"+exception.getMessage())));
        out.flush();
        out.close();
    }
}
